YSS915 (KP2V2) is an LSI for processing Karaoke voice signals.

This LSI has an A/D converter (1 channel) for the microphone echo, and a memory for the microphone echo and

key control. These features allow achieving the functions needed for the Karaoke system by using only one LSI

chip. As for the microphone echoes, many other types of echoes are available in addition to ordinary ones so that

YSS915 is applicable to various uses.

In addition to these Karaoke programs, YSS915 is able to provide the Movie & Music programs, with which the

surround effect is applied to the movie and music sources for giving the users more enjoyment.

YSS915 is pin compatible with and register compatible with YSS903 (KP2V).-YSS915 (KP2V2) is an LSI for processing Kar aoke voice signals. This LSI has an A/D converte r (a channel) for the microphone echo, and a memory for the microphone echo and key cont rol. These features allow achieving the functi ons needed for the Karaoke system by using only o ne LSI chip. As for the microphone echoes. many other types of echoes are available in addi tion to ordinary ones so that YSS915 is applicab le to various uses. In addition to these Karaoke programs, YSS915 is able to provide the Movie